[Cryptogenetic chronic gastrointestinal microhemorrhage].
D000328:Adult; D002908:Chronic Disease; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012737:Sex Factors
Microhemorragias digestivas crónicas criptogenéticas.